1.
This is the 4th monthly Environmental Monitoring and Audit
(EM&A) Report prepared by Cinotech Consultants
Limited for the project “Contract No. HY/2011/09 – Hong Kong-Zhuhai-Macao Bridge Hong Kong Link Road – Section between
HKSAR Boundary and Scenic Hill” (hereinafter called the “Contract”). This report documents the findings of EM&A Works conducted in May
2013.
Environmental Monitoring and Audit Progress
2.
A summary of the monitoring activities in this reporting month is listed
in Table I below:
Table I Summary
Table for Monitoring Activities in the Reporting Month
Parameter(s) |
Date(s) |
1-hr TSP Monitoring |
6th, 10th,
16th, 22nd and 28th May 2013 |
24-hr TSP Monitoring |
6th, 10th,
16th, 22nd and 28th May 2013 |
Noise Monitoring |
2nd, 7th,
13th, 23rd and 29th May 2013 |
Water Quality Monitoring |
2nd, 4th,
6th, 8th, 10th, 13th, 15th,
18th, 20th, 22th, 24th, 27th,
29th and 31st
May 2013 |
6th and 14th
May 2013 |
|
Construction-phase underwater Noise Monitoring |
(1)N/A |
Dolphin Behaviour
Monitoring |
(1)N/A |
Land-based Dolphin Behaviour
and Movement Monitoring |
(1)N/A |
Environmental Site Inspection |
7th, 14th,
21st and 31st May 2013 |
Archaeological Site Inspection |
(2)N/A |
Remark: (1)
N/A: No monitoring was conducted in the reporting month as no underwater
sockets into rock can be carried out for marine bored piles in West Lantau in May and June in accordance with EP Condition 3.1.
(2)
No archaeological site inspection was conducted in the reporting month.
Breaches of Action and Limit Levels
3.
Summary of the environmental exceedances of
the reporting month is tabulated in Table
II.
Table II Summary
Table for Events Recorded in the Reporting Month
Environmental Monitoring |
Parameter |
No. of Exceedance |
No.
of Exceedance related to the Construction Activities
of this Contract |
||
Action
Level |
Limit
Level |
Action
Level |
Limit
Level |
||
Air Quality |
1-hr TSP |
0 |
0 |
0 |
0 |
24-hr TSP |
0 |
0 |
0 |
0 |
|
Noise |
Leq(30min) |
1 |
0 |
1 |
0 |
Water Quality |
Dissolved Oxygen (DO)
(Surface & Middle) |
0 |
0 |
0 |
0 |
Dissolved Oxygen (DO)
(Bottom) |
0 |
0 |
0 |
0 |
|
Turbidity |
0 |
0 |
0 |
0 |
|
Suspended Solids (SS) |
0 |
0 |
0 |
0 |
1-hour TSP Monitoring
4.
All 1-hour TSP monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.
24-hour TSP Monitoring
5.
All 24-hour TSP monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.
Construction Noise
6.
All construction noise monitoring was conducted as scheduled in the
reporting month. One Action Level exceedance was
recorded as one documented complaint was received to complaint the noise nuisance due to loading of metal parts at barge near the
seawall of Works Area WA6 early morning (around 8:45a.m) on 18 May 2013
(Saturday) in the reporting month. No
Limit Level exceedance was recorded.
Water Quality
7.
All water quality monitoring was conducted as scheduled in the reporting
month except the water quality monitoring for mid-ebb tide on 22 May 2013 was
cancelled due to the adverse weather. No Action/Limit Level exceedance
was recorded.
Complaint Log
8.
Three environmental complaints were received in the reporting month.
Notification of Summons and Successful
Prosecutions
9.
No notification of summons and successful prosecution was received in
the reporting month.
10.
This report has been developed in compliance with the reporting
requirements for the subsequent monthly EM&A Report as required by the
EM&A Manual for Hong Kong Link Road (EM&A Manual).
11.
Major site activities for
the coming reporting month will include:
WA4
Fabrication
of rebar cages
Loading and
unloading
Setup of
casting yard
WA7
Preparation
for bored piling
Fabrication
of rebar cages
Loading and
Unloading
Portion A (Land Section)
Site
clearance and formation
Timber
Scaffolding
Pre-drilling
work
Set-up
facilities for marine delivery of concrete from land plants
Slewing of the
tele‐communication & AA COM cables
Portion C
Satellite
site office set up
Pre-drilling
work
Protection
work to the fuel pipes
Fabrication of reinforcement cage and
piling jacket, setting up
for land piling work
Western
Water
Pre-drilling
Work
Loading and
Unloading
Setting up
of silt-curtain
Platform
installation for pre‐drilling works
Installation
of temporary casings for the piling platform
Installation
of permanent casing
Bored piling
works